1) Adverb Clause of Times
Subject in the main clause and subject in the adverb clause must be the same.
Example: When Anna arrives at the airport, she feels happy.
a) Subject in adverb clause is moved to replace subject in main clause and subject in main clause is omitted.
b) Verb form is changed to ing-form (verb-ing)
c) We can omit subordinating conjunction but since or before, we cannot omit.
Example:
- When Anna arrives at the airport, she feels happy. Or
- Arriving at the airport, Anna feels happy.
2) Adverb Clause of Reason
Subject in the main clause and subject in the adverb clause must be the same.
Example: Because Nita loves me, she agrees to devote her time to me.
a) Subject in adverb clause is moved to replace subject in main clause and subject in main clause is omitted.
b) Verb form is changed to ing-form (verb-ing)
c) Subordinating conjunction is omitted.
Example:
- Because Nita loves me, she agrees to devote her time to me. Or
- Loving me, Nita agrees to devote her time to me.
